:root {
  --sand: #f6f1e7;
  --deep: #0d3b4f;      /* deep coastal teal */
  --wave: #1f7a8c;      /* mid teal */
  --sun: #f2a541;       /* warm accent */
  --ink: #16232b;
  --muted: #5b6b73;
  --card: #ffffff;
  --radius: 14px;
  --max: 1080px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--sand); line-height: 1.55; }
h1, h2, h3 { line-height: 1.15; }
a { color: var(--wave); }
img { max-width: 100%; }

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1rem clamp(1rem, 4vw, 2.5rem);
  position: sticky; top: 0; background: rgba(246,241,231,.9);
  backdrop-filter: blur(8px); z-index: 10;
}
.brand { font-weight: 800; font-size: 1.25rem; text-decoration: none; color: var(--deep); }
.brand span { color: var(--wave); margin-left: .35rem; font-weight: 600; }
.site-header nav { display: flex; align-items: center; gap: 1.25rem; }
.site-header nav a { text-decoration: none; font-weight: 600; color: var(--deep); }

.btn { display: inline-block; border: none; cursor: pointer; font: inherit;
  font-weight: 700; padding: .8rem 1.4rem; border-radius: 999px; text-decoration: none; }
.btn-primary { background: var(--sun); color: #3a2600; }
.btn-secondary { background: var(--deep); color: #fff; }
.btn-nav { background: var(--wave); color: #fff; padding: .5rem 1rem; }
.btn:hover { filter: brightness(1.05); }

.hero { background: linear-gradient(160deg, var(--deep), var(--wave));
  color: #fff; padding: clamp(3rem, 9vw, 6rem) clamp(1rem, 4vw, 2.5rem); }
.hero-inner { max-width: var(--max); margin: 0 auto; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.4rem); margin: 0 0 1rem; }
.hero .lede { font-size: clamp(1.05rem, 2.4vw, 1.35rem); max-width: 40ch; color: #e8f3f5; }
.hero .btn { margin-top: 1.6rem; }

section { max-width: var(--max); margin: 0 auto; padding: clamp(2.5rem, 7vw, 4.5rem) clamp(1rem, 4vw, 2.5rem); }
section h2 { font-size: clamp(1.6rem, 4vw, 2.2rem); margin: 0 0 1.5rem; color: var(--deep); }

.service-grid { display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.service-card { background: var(--card); border-radius: var(--radius);
  padding: 1.4rem; box-shadow: 0 6px 20px rgba(13,59,79,.08); }
.service-card h3 { margin: 0 0 .5rem; color: var(--wave); }
.service-card p { margin: 0; color: var(--muted); }
.service-card.featured { outline: 2px solid var(--sun); }

.rentals { background: var(--deep); color: #fff; max-width: none; }
.rentals-inner { max-width: var(--max); margin: 0 auto; }
.rentals h2 { color: #fff; }
.rentals p { max-width: 55ch; color: #d7e6ea; }
.rentals .btn { margin-top: 1rem; }

.contact form { display: grid; gap: 1rem; max-width: 520px; }
.contact label { display: grid; gap: .35rem; font-weight: 600; color: var(--deep); }
.contact input, .contact select, .contact textarea {
  font: inherit; padding: .7rem .8rem; border: 1px solid #cbd7db;
  border-radius: 10px; background: #fff; }
.contact .btn { justify-self: start; }
.form-status { font-weight: 600; min-height: 1.4em; margin: 0; }
.form-status.ok { color: #1a7d3c; }
.form-status.err { color: #b3261e; }

.site-footer { text-align: center; padding: 2.5rem 1rem; color: var(--muted); font-size: .95rem; }
.site-footer .legal { margin-top: .4rem; }

@media (max-width: 560px) {
  .site-header nav a:not(.btn-nav) { display: none; }
}